+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   70082 (1999 JC63) Classification: Main-belt Asteroid          SPK-ID: 2070082 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1618271214958576 3.1783e-08   a 2.22818815395798 7.1762e-09 au q 1.867606878851791 7.0239e-08 au i 3.236330030565348 3.4624e-06 deg node 218.7806859093371 7.0739e-05 deg peri 39.37187763562047 7.1722e-05 deg M 105.556607679682 1.1641e-05 deg tp 2458644.287510784946 (2019-Jun-09.78751078) 3.9207e-05 TDB period 1214.859959374224 3.33 5.869e-06 1.607e-08 d yr n .296330451277229 1.4316e-09 deg/d Q 2.588769429064169 8.3375e-09 au   Orbit Determination Parameters    # obs. used (total)      968      data-arc span      8948 days (24.50 yr)      first obs. used      1996-05-15      last obs. used      2020-11-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53034      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 04:05:17   Additional Information  Earth MOID = .853937 au   Jupiter MOID = 2.4625 au   T_jup = 3.625  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.1   n/a MPO272954   70082 (1999 JC63)          Discovered 1999-May-10 by LINEAR at Socorro Reference: 20031109/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-18 23:13 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin